Removable inflatable intragastrointestinal device for delivering beneficial agents
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United States of America Patent
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-
May 15, 1990
Grant Date -
N/A
app pub date -
Jul 6, 1988
filing date -
Jul 6, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A removable inflatable beneficial agent delivery device that is adapted to reside in the stomach for a prolonged time period. The device comprises (1) an inflatable member which in its deflated state can be inserted into the stomach via a naso-gastric tube and which in its inflated state resides comfortably in the stomach but cannot pass through the pyloric sphincter, (2) an inflation tube connected to the inflatable member by which the inflatable member can be inflated from outside the body and which is dropped into the stomach after inflation, and (3) one or more agent-containing cartridges that are carried exteriorly on the inflatable member or the inflation tube and are capable of delivering agent to the gastrointestinal tract over a prolonged time period.
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